2021 Monster Energy AMA Supercross Championship
Arlington 2 (West) - 450SX Group B Qualifying 2 Results
AT&T Stadium
Arlington, TX US 
March 16, 2021
450SX Group B Qualifying 2 Results
| Rider | Time | Interval | Best Lap | Hometown | Bike | |
|---|---|---|---|---|---|---|
| 1 |  Alex Ray | 53.5260 | Jackson, TN  | Kawasaki KX450 | ||
| 2 |  Justin Starling | 53.8070 | Deland, FL | KTM 450 SX-F | ||
| 3 |  Josh Cartwright | 54.2510 | Tallahassee, FL | Kawasaki KX450 | ||
| 4 |  Nick Schmidt | 54.3800 | Maryville, WA | Husqvarna FC 450 | ||
| 5 |  Logan Karnow | 54.5830 | Vermilion, OH | Kawasaki KX450 | ||
| 6 |  Jeremy Smith | 54.7320 | Marmora, NJ | Kawasaki KX450 | ||
| 7 |  Joan Cros | 54.9020 | Manlleu  | Kawasaki KX450 | ||
| 8 |  Lane Shaw | 54.9040 | Alvin, TX | KTM 250 SX-F | ||
| 9 |  Hunter Schlosser | 55.0220 | El Paso, TX | Yamaha YZ250F | ||
| 10 |  Kevin Moranz | 55.0940 | Topeka, KS | KTM 450 SX-F | ||
| 11 |  AJ Catanzaro | 55.4190 | Portland, CT | Kawasaki KX450 | ||
| 12 |  Vann Martin | 55.4900 | Houston, TX | Husqvarna FC 450 | ||
| 13 |  Henry Miller | 55.6790 | Rochester, MN | KTM 450 SX-F | ||
| 14 |  Ronnie Stewart | 55.7680 | Easton, PA | GasGas MC 450F | ||
| 15 |  Richard Taylor | 55.8610 | Ketchum, ID | Suzuki RM-Z450 | ||
| 16 |  Fredrik Noren | 55.9150 | Lidköping  | Kawasaki KX450 |
